Battery case for electronic communications device



FIG. 1 is a top-front-right perspective view of a design for a battery case for electronic communications device;

FIG. 2 is a bottom-rear-left perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left-side view thereof;

FIG. 6 is a right-side view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

The broken lines depict portions of the battery case for electronic communications device that form no part of the claimed design. The broken lines and regions bounded by broken lines form no part of the claimed design. 

CLAIM The ornamental design for a battery case for electronic communications device, as shown and described. 